PartsTable TECHNICAL DATA SHEET

NSN 4820-01-534-0331Government record, cited

Cap, Valve4820-01-534-0331

NSN 4820-01-534-0331 · NIIN 015340331

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-534-0331 · 4820015340331 · NIIN 015340331 · 01-534-0331 · FSC 4820 Valves, Nonpowered · 1385623 · 803-1385623-064X-70

Nearby stock numbers ← 4820-01-534-0142 Valve, Check · 4820-01-534-0360 Valve, Ball →

4820-01-534-0331 — Valves, Nonpowered

Features

Cap,valve — FSC 4820
Valve Type for Which Designed: GLOBE AND Y
Valve Model Number for Which Designed: 803-1385623-064
Material Document and Classification: ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE
Valve Size for Which Designed: 6.000 INCHES IN
Height: 10.375 INCHES NOMINAL IN
Material: COPPER ALLOY
Attachment Method: BOLTS

Identification

NSN: 4820-01-534-0331
NIIN: 015340331
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Cap,valve, cataloged under National Stock Number 4820-01-534-0331, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-534-0331
Item Name	Cap,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Valve Type for Which Designed	GLOBE AND Y
Valve Model Number for Which Designed	803-1385623-064
Material Document and Classification	ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE
Valve Size for Which Designed	6.000 INCHES IN
Height	10.375 INCHES NOMINAL IN
Material	COPPER ALLOY
Attachment Method	BOLTS

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
1385623	D/9 Drawing number reference only U.S. Government activity
803-1385623-064X-70	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-534-0331?

NSN 4820-01-534-0331 is a Cap,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-534-0331?

Key specifications for 4820-01-534-0331: Valve Type for Which Designed: GLOBE AND Y; Valve Model Number for Which Designed: 803-1385623-064; Material Document and Classification: ASTM B61 NATIONAL SPEC SINGLE MATERIAL RESPONSE; Overall Length: 11.625 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-534-0331 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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